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    <title>Document</title>
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<body>
    <script>
        function Goods(name, price, count) {
            this.name = name
            this.price = price
            this.count = count
        }
        const mi = new Goods('小米', 1999, 20)
        console.log(mi)
        const hw = new Goods('华为', 3999, 59)
        console.log(hw)
        const vivo = new Goods('vivo', 1888, 1000)
        console.log(vivo)
    </script>
</body>

</html>